| Sun Jiaxu | |
| Nationality: | Chinese |
| Birth Date: | 1 June 1999 |
| Birth Place: | Jilin, China[1] |
| Country: | China |
| Sport: | Freestyle skiing |
| Event: | Aerials |
| Club: | Changchun |
| Show-Medals: | yes |
| T: | 孫佳旭 |
| S: | 孙佳旭 |
| P: | Sūn Jiāxù |
Sun Jiaxu (Chinese: 孙佳旭, born 1 June 1999) is a Chinese freestyle skier.
He participated at the FIS Freestyle Ski and Snowboarding World Championships 2019, winning a medal.[2] [3]
He competed for China at the 2022 Winter Olympics.